Made of 100% food-grade silicone. To ensure absolute food safety, please add liquid to the skull ice mold. Please rest assured to use our ice mold When filling the large skull ice cube mold with water, soda, chocolate or other materials, there is no need to worry about splashing. Please do not inject too much water to prevent the water from freezing and swelling, which may cause water leakage. The soft and soft silicone is separated from the front and back for easy ice removal. It can also be used as a tool for making mousse molds, sugar molds, chocolate, ice cream, and soap. It is very suitable for use in various occasions, such as parties, beaches, wine parties and holiday events. Make the drink more attractive and make the ice cold longer] Fun and interesting idea of putting vivid ice skulls into cups or bottles. The ice cube in the shape of a large skull can cool the drink for a long time and melt slowly